Description This microscope eyepiece protective cover is crafted from soft rubber, ensuring a comfortable fit and shielding your scope lens from external light. Ideal for astronomical viewing with telescopes, it boosts your experience by reducing glare and stray light interference, keeping your dissecting microscope eyepiece safe during outdoor use. Features -Color:Black -Material:Rubber -Size:4.00X4.00X1.60cm/1.57X1.57X0.63in -Comfortable fit: made from soft rubber, this eyepiece eye cup provides a comfortable shield for telescope eyepiece use, enhancing longterm observation with an ergonomic design - Light blocking: the microscope eyepiece protection effectively prevents external light interference, ensuring clearer and when using industrial eyepiece eye cup -Easy installation: the lightweight eyepiece cup replacement parts are designed for quick attachment and removal, making them convenient accessories for all your astronomy adventures -Enhanced eye protection: eyepiece guard maintains a safe distance between eyes and device, protecting your vision from stray light and potential shocks during telescope operation - Material: designed as a reliable microscope eyepiece accessory, it boasts excellent durability, resisting deformation and wear for extended telescope and microscope usagePackage list: 4 x binocular eye cups replacements